﻿/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System;

namespace Servicecomb.Saga.Omega.Abstractions.Transaction.Extensions
{
    public class ServiceLocator
    {
        private readonly IServiceProvider _currentServiceProvider;
        private static IServiceProvider _serviceProvider;

        public ServiceLocator(IServiceProvider currentServiceProvider)
        {
            _currentServiceProvider = currentServiceProvider;
        }

        public static ServiceLocator Current => new ServiceLocator(_serviceProvider);

        public static void SetLocatorProvider(IServiceProvider serviceProvider)
        {
            _serviceProvider = serviceProvider;
        }

        public object GetInstance(Type serviceType)
        {
            return _currentServiceProvider.GetService(serviceType);
        }

        public TService GetInstance<TService>()
        {
            return (TService)_currentServiceProvider.GetService(typeof(TService));
        }
    }
}
